/*
 * Copyright 2010 Research Studios Austria Forschungsgesellschaft mBH
 *
 * This file is part of easyrec.
 *
 * easyrec is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * easyrec is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with easyrec.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.easyrec.plugin.slopeone.store.dao;

import org.easyrec.plugin.slopeone.model.LogEntry;
import org.easyrec.utils.spring.store.dao.TableCreatingDroppingDAO;


/**
 * DAO for {@code LogEntry}s. <p/> <p><b>Company:&nbsp;</b> SAT, Research Studios Austria</p> <p/> <p><b>Copyright:&nbsp;</b>
 * (c) 2007</p> <p/> <p><b>last modified:</b><br/> $Author: pmarschik $<br/> $Date: 2011-06-14 15:02:31 +0200 (Di, 14 Jun 2011) $<br/> $Revision: 18436 $</p>
 *
 * @author Patrick Marschik
 */
public interface LogEntryDAO extends TableCreatingDroppingDAO {
    public static String TABLE_NAME = "so_log";
    public static String COLUMN_ID = "id";
    public static String COLUMN_CONFIGURATION = "configuration";
    public static String COLUMN_STATISTICS = "statistics";
    public static String COLUMN_TENANTID = "tenantId";
    public static String COLUMN_EXECUTION = "execution";

    /**
     * Gets the {@link LogEntry} with the highest execution date for the tenant.
     *
     * @param tenantId Tenant.
     * @return {@link LogEntry} with the highest execution date.
     */
    LogEntry getLatestLogEntry(int tenantId);

    /**
     * Inserts a {@link LogEntry}.
     *
     * @param logEntry {@link LogEntry}.
     * @return Number of modified database rows.
     */
    int insertLogEntry(LogEntry logEntry);
}
